1. The sales in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Mustafa on March 20, 2012.

2. Price represents a weighted average of the sale price. Shares were sold at prices ranging from $55.23 to $55.50. Upon the request by the SEC staff, the Issuer, or a security holder of the Issuer, the reporting person will provide the full information about the number of shares sold at each separate price.

3. Price represents a weighted average of the sale price. Shares were sold at prices ranging from $55.42 to $55.55. Upon the request by the SEC staff, the Issuer, or a security holder of the Issuer, the reporting person will provide the full information about the number of shares sold at each separate price.

4. Previously reported stock option has been adjusted to reflect a special stock dividend declared by the Issuer and exempt pursuant to Rule 16a-9.

5. Option vests 20% per year beginning on the first anniversary of the date of grant.

William L. Jordan, Attorney-in-Fact

03/23/2012

** Signature of Reporting Person

Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person,
see
Instruction
4
(b)(v).